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Finding the Fourth Proportional to 36,532.88, 50,415.37 and 19,765.88

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Solution

The fourth proportional to 36,532.88, 50,415.37 and 19,765.88 is: 27,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,532.88 : 50,415.37 = 19,765.88 : x
  2. Step 2: Convert to fraction form
    36,532.88/50,415.37 = 19,765.88/x
  3. Step 3: Cross multiply
    36,532.88x = 50,415.37 × 19,765.88
  4. Step 4: Simplify right side
    36,532.88x = 996,503,852.08
  5. Step 5: Solve for x
    x = 996,503,852.08/36,532.88
  6. Step 6: Final answer
    x = 27,276.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.